diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_render.c')
| -rw-r--r-- | src/gallium/drivers/r300/r300_render.c | 335 |
1 files changed, 243 insertions, 92 deletions
diff --git a/src/gallium/drivers/r300/r300_render.c b/src/gallium/drivers/r300/r300_render.c index cd458d019a..c36350d29e 100644 --- a/src/gallium/drivers/r300/r300_render.c +++ b/src/gallium/drivers/r300/r300_render.c @@ -20,21 +20,228 @@ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE * USE OR OTHER DEALINGS IN THE SOFTWARE. */ -#include "draw/draw_pipe.h" +#include "draw/draw_context.h" #include "draw/draw_vbuf.h" + +#include "pipe/p_inlines.h" + #include "util/u_memory.h" +#include "util/u_prim.h" #include "r300_cs.h" #include "r300_context.h" +#include "r300_emit.h" #include "r300_reg.h" +#include "r300_render.h" #include "r300_state_derived.h" /* r300_render: Vertex and index buffer primitive emission. */ +#define R300_MAX_VBO_SIZE (1024 * 1024) + +static uint32_t r300_translate_primitive(unsigned prim) +{ + switch (prim) { + case PIPE_PRIM_POINTS: + return R300_VAP_VF_CNTL__PRIM_POINTS; + case PIPE_PRIM_LINES: + return R300_VAP_VF_CNTL__PRIM_LINES; + case PIPE_PRIM_LINE_LOOP: + return R300_VAP_VF_CNTL__PRIM_LINE_LOOP; + case PIPE_PRIM_LINE_STRIP: + return R300_VAP_VF_CNTL__PRIM_LINE_STRIP; + case PIPE_PRIM_TRIANGLES: + return R300_VAP_VF_CNTL__PRIM_TRIANGLES; + case PIPE_PRIM_TRIANGLE_STRIP: + return R300_VAP_VF_CNTL__PRIM_TRIANGLE_STRIP; + case PIPE_PRIM_TRIANGLE_FAN: + return R300_VAP_VF_CNTL__PRIM_TRIANGLE_FAN; + case PIPE_PRIM_QUADS: + return R300_VAP_VF_CNTL__PRIM_QUADS; + case PIPE_PRIM_QUAD_STRIP: + return R300_VAP_VF_CNTL__PRIM_QUAD_STRIP; + case PIPE_PRIM_POLYGON: + return R300_VAP_VF_CNTL__PRIM_POLYGON; + default: + return 0; + } +} + +/* This is the fast-path drawing & emission for HW TCL. */ +boolean r300_draw_range_elements(struct pipe_context* pipe, + struct pipe_buffer* indexBuffer, + unsigned indexSize, + unsigned minIndex, + unsigned maxIndex, + unsigned mode, + unsigned start, + unsigned count) +{ + struct r300_context* r300 = r300_context(pipe); + uint32_t prim = r300_translate_primitive(mode); + struct pipe_vertex_buffer* aos = r300->vertex_buffers; + unsigned aos_count = r300->vertex_buffer_count; + short* indices; + unsigned packet_size; + unsigned i; + bool invalid = FALSE; + + CS_LOCALS(r300); + + if (!u_trim_pipe_prim(mode, &count)) { + return FALSE; + } + +validate: + for (i = 0; i < aos_count; i++) { + if (!r300->winsys->add_buffer(r300->winsys, aos[i].buffer, + RADEON_GEM_DOMAIN_GTT, 0)) { + pipe->flush(pipe, 0, NULL); + goto validate; + } + } + if (!r300->winsys->validate(r300->winsys)) { + pipe->flush(pipe, 0, NULL); + if (invalid) { + /* Well, hell. */ + debug_printf("r300: Stuck in validation loop, gonna quit now."); + exit(1); + } + invalid = TRUE; + goto validate; + } + r300_emit_dirty_state(r300); + + packet_size = (aos_count >> 1) * 3 + (aos_count & 1) * 2; + + BEGIN_CS(3 + packet_size + (aos_count * 2)); + OUT_CS_PKT3(R300_PACKET3_3D_LOAD_VBPNTR, packet_size); + OUT_CS(aos_count); + for (i = 0; i < aos_count - 1; i += 2) { + OUT_CS(aos[i].stride | + (aos[i].stride << 8) | + (aos[i + 1].stride << 16) | + (aos[i + 1].stride << 24)); + OUT_CS(aos[i].buffer_offset + start * 4 * aos[i].stride); + OUT_CS(aos[i + 1].buffer_offset + start * 4 * aos[i + 1].stride); + } + if (aos_count & 1) { + OUT_CS(aos[i].stride | (aos[i].stride << 8)); + OUT_CS(aos[i].buffer_offset + start * 4 * aos[i].stride); + } + for (i = 0; i < aos_count; i++) { + OUT_CS_RELOC(aos[i].buffer, 0, RADEON_GEM_DOMAIN_GTT, 0, 0); + } + END_CS; + + if (indexBuffer) { + indices = (short*)pipe_buffer_map(pipe->screen, indexBuffer, + PIPE_BUFFER_USAGE_CPU_READ); + + /* Set the starting point. */ + indices += start; + + BEGIN_CS(2 + (count+1)/2); + OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2, (count + 1)/2); + OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (count << 16) | prim); + for (i = 0; i < count - 1; i += 2) { + OUT_CS(indices[i + 1] << 16 | indices[i]); + } + if (count % 2) { + OUT_CS(indices[count - 1]); + } + END_CS; + } else { + BEGIN_CS(2); + OUT_CS_PKT3(R300_PACKET3_3D_DRAW_VBUF_2, 0); + OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_LIST | (count << 16) | + prim); + END_CS; + } + + return TRUE; +} + +/* Simple helpers for context setup. Should probably be moved to util. */ +boolean r300_draw_elements(struct pipe_context* pipe, + struct pipe_buffer* indexBuffer, + unsigned indexSize, unsigned mode, + unsigned start, unsigned count) +{ + return pipe->draw_range_elements(pipe, indexBuffer, indexSize, 0, ~0, + mode, start, count); +} + +boolean r300_draw_arrays(struct pipe_context* pipe, unsigned mode, + unsigned start, unsigned count) +{ + return pipe->draw_elements(pipe, NULL, 0, mode, start, count); +} + +/**************************************************************************** + * The rest of this file is for SW TCL rendering only. Please be polite and * + * keep these functions separated so that they are easier to locate. ~C. * + ***************************************************************************/ + +/* Draw-based drawing for SW TCL chipsets. */ +boolean r300_swtcl_draw_range_elements(struct pipe_context* pipe, + struct pipe_buffer* indexBuffer, + unsigned indexSize, + unsigned minIndex, + unsigned maxIndex, + unsigned mode, + unsigned start, + unsigned count) +{ + struct r300_context* r300 = r300_context(pipe); + int i; + + if (!u_trim_pipe_prim(mode, &count)) { + return FALSE; + } + + for (i = 0; i < r300->vertex_buffer_count; i++) { + void* buf = pipe_buffer_map(pipe->screen, + r300->vertex_buffers[i].buffer, + PIPE_BUFFER_USAGE_CPU_READ); + draw_set_mapped_vertex_buffer(r300->draw, i, buf); + } + + if (indexBuffer) { + void* indices = pipe_buffer_map(pipe->screen, indexBuffer, + PIPE_BUFFER_USAGE_CPU_READ); + draw_set_mapped_element_buffer_range(r300->draw, indexSize, + minIndex, maxIndex, indices); + } else { + draw_set_mapped_element_buffer(r300->draw, 0, NULL); + } + + draw_set_mapped_constant_buffer(r300->draw, + r300->shader_constants[PIPE_SHADER_VERTEX].constants, + r300->shader_constants[PIPE_SHADER_VERTEX].count * + (sizeof(float) * 4)); + + draw_arrays(r300->draw, mode, start, count); + + for (i = 0; i < r300->vertex_buffer_count; i++) { + pipe_buffer_unmap(pipe->screen, r300->vertex_buffers[i].buffer); + draw_set_mapped_vertex_buffer(r300->draw, i, NULL); + } + + if (indexBuffer) { + pipe_buffer_unmap(pipe->screen, indexBuffer); + draw_set_mapped_element_buffer_range(r300->draw, 0, start, + start + count - 1, NULL); + } + + return TRUE; +} + +/* Object for rendering using Draw. */ struct r300_render { /* Parent class */ struct vbuf_render base; - + /* Pipe context */ struct r300_context* r300; @@ -45,7 +252,10 @@ struct r300_render { /* VBO */ struct pipe_buffer* vbo; - size_t vbo_alloc_size; + size_t vbo_size; + size_t vbo_offset; + size_t vbo_max_used; + void * vbo_ptr; }; static INLINE struct r300_render* @@ -62,7 +272,7 @@ r300_render_get_vertex_info(struct vbuf_render* render) r300_update_derived_state(r300); - return &r300->vertex_info.vinfo; + return &r300->vertex_info->vinfo; } static boolean r300_render_allocate_vertices(struct vbuf_render* render, @@ -74,19 +284,20 @@ static boolean r300_render_allocate_vertices(struct vbuf_render* render, struct pipe_screen* screen = r300->context.screen; size_t size = (size_t)vertex_size * (size_t)count; - if (r300render->vbo && (size > r300render->vbo_alloc_size)) { - pipe_buffer_reference(&r300render->vbo, NULL); - } - - if (!r300render->vbo) { + if (size + r300render->vbo_offset > r300render->vbo_size) + { + pipe_buffer_reference(&r300->vbo, NULL); r300render->vbo = pipe_buffer_create(screen, 64, PIPE_BUFFER_USAGE_VERTEX, - size); + R300_MAX_VBO_SIZE); + r300render->vbo_offset = 0; + r300render->vbo_size = R300_MAX_VBO_SIZE; } - r300render->vbo_alloc_size = MAX2(size, r300render->vbo_alloc_size); r300render->vertex_size = vertex_size; + r300->vbo = r300render->vbo; + r300->vbo_offset = r300render->vbo_offset; return (r300render->vbo) ? TRUE : FALSE; } @@ -96,8 +307,10 @@ static void* r300_render_map_vertices(struct vbuf_render* render) struct r300_render* r300render = r300_render(render); struct pipe_screen* screen = r300render->r300->context.screen; - return (unsigned char*)pipe_buffer_map(screen, r300render->vbo, - PIPE_BUFFER_USAGE_CPU_WRITE); + r300render->vbo_ptr = pipe_buffer_map(screen, r300render->vbo, + PIPE_BUFFER_USAGE_CPU_WRITE); + + return (r300render->vbo_ptr + r300render->vbo_offset); } static void r300_render_unmap_vertices(struct vbuf_render* render, @@ -106,7 +319,13 @@ static void r300_render_unmap_vertices(struct vbuf_render* render, { struct r300_render* r300render = r300_render(render); struct pipe_screen* screen = r300render->r300->context.screen; + CS_LOCALS(r300render->r300); + BEGIN_CS(2); + OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, max); + END_CS; + r300render->vbo_max_used = MAX2(r300render->vbo_max_used, + r300render->vertex_size * (max + 1)); pipe_buffer_unmap(screen, r300render->vbo); } @@ -114,65 +333,21 @@ static void r300_render_release_vertices(struct vbuf_render* render) { struct r300_render* r300render = r300_render(render); - pipe_buffer_reference(&r300render->vbo, NULL); + r300render->vbo_offset += r300render->vbo_max_used; + r300render->vbo_max_used = 0; } static boolean r300_render_set_primitive(struct vbuf_render* render, unsigned prim) { struct r300_render* r300render = r300_render(render); - r300render->prim = prim; - switch (prim) { - case PIPE_PRIM_POINTS: - r300render->hwprim = R300_VAP_VF_CNTL__PRIM_POINTS; - break; - case PIPE_PRIM_LINES: - r300render->hwprim = R300_VAP_VF_CNTL__PRIM_LINES; - break; - case PIPE_PRIM_LINE_LOOP: - r300render->hwprim = R300_VAP_VF_CNTL__PRIM_LINE_LOOP; - break; - case PIPE_PRIM_LINE_STRIP: - r300render->hwprim = R300_VAP_VF_CNTL__PRIM_LINE_STRIP; - break; - case PIPE_PRIM_TRIANGLES: - r300render->hwprim = R300_VAP_VF_CNTL__PRIM_TRIANGLES; - break; - case PIPE_PRIM_TRIANGLE_STRIP: - r300render->hwprim = R300_VAP_VF_CNTL__PRIM_TRIANGLE_STRIP; - break; - case PIPE_PRIM_TRIANGLE_FAN: - r300render->hwprim = R300_VAP_VF_CNTL__PRIM_TRIANGLE_FAN; - break; - case PIPE_PRIM_QUADS: - r300render->hwprim = R300_VAP_VF_CNTL__PRIM_QUADS; - break; - case PIPE_PRIM_QUAD_STRIP: - r300render->hwprim = R300_VAP_VF_CNTL__PRIM_QUAD_STRIP; - break; - case PIPE_PRIM_POLYGON: - r300render->hwprim = R300_VAP_VF_CNTL__PRIM_POLYGON; - break; - default: - return FALSE; - break; - } + r300render->prim = prim; + r300render->hwprim = r300_translate_primitive(prim); return TRUE; } -static void prepare_render(struct r300_render* render, unsigned count) -{ - struct r300_context* r300 = render->r300; - - CS_LOCALS(r300); - - r300->vbo = render->vbo; - - r300_emit_dirty_state(r300); -} - static void r300_render_draw_arrays(struct vbuf_render* render, unsigned start, unsigned count) @@ -182,9 +357,9 @@ static void r300_render_draw_arrays(struct vbuf_render* render, CS_LOCALS(r300); - prepare_render(r300render, count); + r300_emit_dirty_state(r300); - debug_printf("r300: Doing vbuf render, count %d\n", count); + DBG(r300, DBG_DRAW, "r300: Doing vbuf render, count %d\n", count); BEGIN_CS(2); OUT_CS_PKT3(R300_PACKET3_3D_DRAW_VBUF_2, 0); @@ -199,39 +374,11 @@ static void r300_render_draw(struct vbuf_render* render, { struct r300_render* r300render = r300_render(render); struct r300_context* r300 = r300render->r300; - struct pipe_screen* screen = r300->context.screen; - struct pipe_buffer* index_buffer; - void* index_map; int i; - uint32_t index; CS_LOCALS(r300); - prepare_render(r300render, count); - - /* Send our indices into an index buffer. */ - index_buffer = pipe_buffer_create(screen, 64, PIPE_BUFFER_USAGE_VERTEX, - count * 2); - if (!index_buffer) { - return; - } - -/* - index_map = pipe_buffer_map(screen, index_buffer, - PIPE_BUFFER_USAGE_CPU_WRITE); - memcpy(index_map, indices, count); - pipe_buffer_unmap(screen, index_buffer); - - debug_printf("r300: Doing indexbuf render, count %d\n", count); - - BEGIN_CS(8); - OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2, 0); - OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (count << 16) | - r300render->hwprim); - OUT_CS_PKT3(R300_PACKET3_INDX_BUFFER, 2); - OUT_CS(R300_INDX_BUFFER_ONE_REG_WR | (R300_VAP_PORT_IDX0 >> 2)); - OUT_CS_INDEX_RELOC(index_buffer, 0, count, RADEON_GEM_DOMAIN_GTT, 0, 0); - END_CS; */ + r300_emit_dirty_state(r300); BEGIN_CS(2 + (count+1)/2); OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2, (count+1)/2); @@ -271,6 +418,10 @@ static struct vbuf_render* r300_render_create(struct r300_context* r300) r300render->base.release_vertices = r300_render_release_vertices; r300render->base.destroy = r300_render_destroy; + r300render->vbo = NULL; + r300render->vbo_size = 0; + r300render->vbo_offset = 0; + return &r300render->base; } |